<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Model;

/**
 * Class Examinfo
 * @package App\Models
 * User: ZengMingYong
 * Date: 2020/7/3
 * Time: 2:54
 * 考试信息表
 */
class Examinfo extends Common
{
    /**
     * @return \Illuminate\Database\Eloquent\Relations\HasMany
     * 关系 一对多
     */
    public function grade()
    {
        return $this->hasMany(Grade::class);
    }
}
